Construction update May 2022: digging deep
May 17, 2022
Mass excavation and earth retention is complete and the focus is now squarely on concrete operations.
At the underground, two-level parking garage, which is a more straight-forward structure, work has advanced rapidly. Almost 33% of the garage’s perimeter walls have already been formed, and much of those walls have already been poured:
Part of the goals for the OPC’s design was to try and minimize the visual impact of the Center within Jackson Park. In addition to the fully underground garage, almost one-third of the Center’s occupiable area is below-gradel, with a series of courtyards to bring natural light into these spaces. What that means from a construction standpoint is that there is a lot of work “in the ground” before the Center’s buildings become visible. Currently, crews are working at a depth of approximately 20 feet below street level to ready the two Museum Building “cores”, which are the areas where that building’s stairs, elevators and mechanical/electric shafts will run up the height of the building: